Greasy Fork is available in English.
Adds buttons that link to YT thumbnail images next to the title
< Opinie na New YouTube Pic Link
For me it's still there. It might be another redesign or HTML change, but not every user gets it at once.
If it breaks for me or if I find a way to opt into this redesign early I'd fix it.
I use Firefox and I think this was Chrome issue.
I updated New Youtube Pic Link and New YouTube Obnoxious Bar Fix.
Both work for me now in Firefox and Chrome.
The buttons disappeared again. Was working about 2 days ago (aug 7).